Studies in Entomogenous Fungi. T. Petch. 157 
SYSTEMATIC LIST 
HYPOCREACEAE. 
NECTRIA. 
Nectria diploa B. and C., Jour. Linn. Soc. xX (1868), p. 378; 
Nectria coccorum Speg., Fungi Guaranitici, Pug. 1, No. 234 
(? 1886) ; Nectria coccogena Speg., Fungi Puigg., No. 289 (1889) ; 
Nectria oidioides Speg., myrticola Rehm, Ule, Herb. Brasiliense, 
No. 1288; ? Nectria coccophila Nomura, Imp. Agric. Expt. Sta., 
Rep. 18, p. 105 (1901); ? Nectria variabilis Hara, Bot. Mag. 
XXVIII, p. 339 (1914). 
Conidial stage—Pseudomuicrocera Henningsit (Koorders) Petch; 
Aschersonia Henningsw Koord., Bot. Untersuch. (1907), p. 213; 
Microcera Fujgtkurot Miyabe and Sawada, Jour. Coll. Agric., 
Tohoku Imp. Univ., Sapporo, v, pt. 3 (March 1913), pp. 73-90; 
Microcera Merrillit Syd., Ann. Myc., x11, p. 576 (1914); Micro- 
cera Henningsw (Koord.) Petch, Ann. Perad., v, p. 533 (1914). 
Exsiccati. Balansa, Pl. de Paraguay, 4046; Roumeguére, 
Fungi Selecti Exsicc., 5229; Roumegueére, Fungi Gallici Exsicc., 
3547; Ule, Herb. Brasiliense, 1288. 
Perithecia clustered on the old conidial stroma, globose, up 
to 0-¢mm. diameter, bright red, darker round the ostiolum, 
covered with large warts up to 0-1 mm. high which are some- 
times confluent and form a continuous crust; old herbarium 
specimens orange red or orange yellow; ostiolum minute, conical ; 
asci clavate, sessile, 4-spored, 64-68 x 12 or eight-spored, 
g6-116 x 10-14; ascospores pale yellow, elliptical, narrow- 
oval, or subcymbiform, ends obtuse, one-septate, not constricted 
at the septum, 16-32 x 6-9 pn. 
Stroma compact yellowish white, or pinkish red, surrounding 
the scale; sporodochia horizontal or oblique consisting of a red, 
pulvinate, or subglobose base, up to 0-6 mm. broad and 0:5 mm. 
high, surmounted by a white conical tip, up to 0-6 mm. high: 
conidiophores branched, up to 60, long; conidia hyaline, 
arcuate, regularly curved, acute, three- to five-septate, 40- 
100 X 3-5: in var. longispora, 92-134 X 3m. 
Distribution. Perithecial stage—Cuba-Brazil; Paraguay; 
Ceylon; Mauritius. Conidial stage—Brazil, Paraguay; Florida; 
Cuba; Grenada (W.I.) ; Ceylon; India; Java; Mauritius; Burma; 
Australia; Philippines; Formosa; West Africa (var. longispora). 
Nectria Tuberculariae Petch n.sp. 
Perithecia scattered or clustered, on the scale, or on a white 
byssoid stroma, or in the sporodochia, globose, pale flesh 
coloured, white pruinose, 0:2 mm. diameter; ostiolum minute, 
conical; asci cylindric, eight-spored, spores obliquely uniseriate, 
